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DAC7725U - Texas Instruments

Description: 12-bit quad voltage output DAC with reset to zero-scale

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DAC7725U - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G28)
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DAC7725U - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G28)
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DAC7725U Details

  • Manufacturer Part Number:

    DAC7725U

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    28

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    10 V

  • Analog Output Voltage-Min:

    -10 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    17.9 mm

  • Linearity Error-Max (EL):

    0.0488%

  • Moisture Sensitivity Level:

    3

  • Negative Supply Voltage-Nom:

    -15 V

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP28,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Seated Height-Max:

    2.65 mm

  • Settling Time-Max:

    10 µs

  • Settling Time-Nom (tstl):

    10 µs

  • Supply Current-Max:

    8.5 mA

  • Supply Voltage-Nom:

    15 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

DAC7725U Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by AVCC, and then the digital supply (DVCC). This ensures that the analog and digital sections of the device are powered up in the correct order.
  • To ensure accurate voltage output, it is essential to use a high-precision voltage reference (VREF) and to decouple the analog output with a capacitor (e.g., 10uF) to filter out noise and ripple.
  • The maximum output current of the DAC7725U is 10mA. Exceeding this current limit may cause damage to the device or affect its accuracy.
  • The DAC7725U's digital interface is a 3-wire serial interface (SCLK, SDIN, and SYNC). Ensure that the digital signals are properly terminated, and the clock frequency does not exceed 50MHz to prevent data corruption.
  • The internal voltage reference (VREF) is used to set the full-scale output voltage of the DAC. It can be bypassed if an external reference is used. The internal reference is enabled by default, but it can be disabled by tying the VREF pin to AVCC.

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DAC7725U Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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